$ git clone -n https://git.cclinux.org/stage/rpms/gnutls.git /var/lib/mock/dist-circle8_7-updates-build-93496-39757/root/chroot_tmpdir/scmroot/gnutls
Cloning into '/var/lib/mock/dist-circle8_7-updates-build-93496-39757/root/chroot_tmpdir/scmroot/gnutls'...
$ git fetch origin 128f951721dd6bf1d3aa94ef2a8f3293568d31b1:KOJI_FETCH_HEAD
From https://git.cclinux.org/stage/rpms/gnutls
 * [new ref]         128f951721dd6bf1d3aa94ef2a8f3293568d31b1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 128f951 import gnutls-3.6.16-6.el8_7